CONTROL GP-ENGINE ELECTRONIC 2891536 - Caterpillar

Remove bias actuator (26), spring (27), and control actuator (28) from pump body (20).
Illustration 13 g03582401
Place pump body (20) horizontally and remove rotating group (29).
Illustration 14 g03582402
Remove pistons (30) and retainer (31).
Illustration 15 g03582403
Remove hold-down ball (32), spacers (33), and spring set (34).
Illustration 16 g03582404
Remove swashplate (35) from pump body (20).
Illustration 17 g03582405
Remove bearing assemblies (36) from swashplate (35).
Illustration 18 g03582406
Remove bolts (38), retainers (39), and actuators (37) from swashplate (35).
Illustration 19 g03582407
Remove plugs (40), adapter (41), and the O-ring seals.
Remove bearing cups (42) and O-ring seal (43) from pump housing (20).
Illustration 20 g03582408
Remove bolts (44) from pump housing (20).
Illustration 21 g03582409
Use Tooling (B) to remove seal retainer (45).
Illustration 22 g03582410
Remove O-ring seal (46), lip seals (47), and O-ring seals (48) from seal retainer (45).
Illustration 23 g03582411
Remove shaft assembly (49) from pump housing (20).
Illustration 24 g03582412
Remove retaining ring (50) from shaft assembly (49).
Illustration 25 g03582413
Use a suitable press in order to remove bearing (51) from shaft assembly (49).
Illustration 26 g03582414
Remove bolts (52) and cover (53) from the pump housing.
Illustration 27 g03582415
Remove O-ring seal (54) from cover (53).